Primary Research Group. (2012). The survey of library database licensing practices (2012 ed.). Primary Research Group.
Chicago Style (17th ed.) CitationPrimary Research Group. The Survey of Library Database Licensing Practices. 2012 ed. [New York, N.Y.]: Primary Research Group, 2012.
MLA (9th ed.) CitationPrimary Research Group. The Survey of Library Database Licensing Practices. 2012 ed. Primary Research Group, 2012.
Warning: These citations may not always be 100% accurate.